diff --git a/classes/WhatDidTheySay.php b/classes/WhatDidTheySay.php
index bbc0d06..ac904a0 100644
--- a/classes/WhatDidTheySay.php
+++ b/classes/WhatDidTheySay.php
@@ -20,14 +20,16 @@ class WhatDidTheySay {
    * @return bool True if the transcript was saved, false otherwise.
    */
   function save_transcript($post_id, $language, $transcript) {
-    $post = get_post($post_id);
-    if (!empty($post)) {
-      $current_transcripts = get_post_meta($post_id, "provided_transcripts", true);
-      if (!is_array($current_transcripts)) { $current_transcripts = array(); }
-      $current_transcripts[$language] = $transcript;
-      return update_post_meta($post_id, "provided_transcripts", $current_transcripts);
+    if ($this->is_user_allowed_to_update()) {
+      $post = get_post($post_id);
+      if (!empty($post)) {
+        $current_transcripts = get_post_meta($post_id, "provided_transcripts", true);
+        if (!is_array($current_transcripts)) { $current_transcripts = array(); }
+        $current_transcripts[$language] = $transcript;
+        return update_post_meta($post_id, "provided_transcripts", $current_transcripts);
+      }
+      return false;
     }
-    return false;
   }
   
   /**
@@ -51,19 +53,21 @@ class WhatDidTheySay {
   function get_queued_transcriptions_for_post($post_id) {
     global $wpdb;
     
-    $post = get_post($post_id);
-    if (!empty($post)) {
-      $query = $wpdb->prepare('SELECT * FROM %s WHERE post_id = %d', $this->table, $post_id);
-      $results = $wpdb->get_results($query);
-      if (!empty($results)) {
-        $valid_results = array();
-        foreach ($results as $result) {
-          $user = get_userdata($result->user_id);
-          if (!empty($user)) {
-            $valid_results[] = $result; 
+    if ($this->is_user_allowed_to_update()) {
+      $post = get_post($post_id);
+      if (!empty($post)) {
+        $query = $wpdb->prepare('SELECT * FROM %s WHERE post_id = %d', $this->table, $post_id);
+        $results = $wpdb->get_results($query);
+        if (!empty($results)) {
+          $valid_results = array();
+          foreach ($results as $result) {
+            $user = get_userdata($result->user_id);
+            if (!empty($user)) {
+              $valid_results[] = $result; 
+            }
           }
+          return $valid_results;
         }
-        return $valid_results;
       }
     }
     return false; 
@@ -77,24 +81,26 @@ class WhatDidTheySay {
   function add_queued_transcription_to_post($post_id, $transcript_info) {
     global $wpdb;
     
-    $post = get_post($post_id);
-    if (!empty($post)) {
-      $transcript_info = (array)$transcript_info;
-      if (!empty($transcript_info)) {
-        $ok = true;
-        foreach (array('language', 'transcript') as $field) {
-          if (empty($transcript_info[$field])) { $ok = false; break; }
-        }
-        if ($ok) {
-          extract($transcript_info);
-          $user = get_userdata($user_id);
-          if (!empty($user)) {
-            $query = $wpdb->prepare(
-              "INSERT INTO %s (post_id, user_id, language, transcript) VALUES (%d, %d, %s, %s)",
-              $this->table, $post_id, $user_id, $language, $transcript
-            );
-            
-            return $wpdb->query($query);
+    if ($this->is_user_allowed_to_update()) {
+      $post = get_post($post_id);
+      if (!empty($post)) {
+        $transcript_info = (array)$transcript_info;
+        if (!empty($transcript_info)) {
+          $ok = true;
+          foreach (array('language', 'transcript') as $field) {
+            if (empty($transcript_info[$field])) { $ok = false; break; }
+          }
+          if ($ok) {
+            extract($transcript_info);
+            $user = get_userdata($user_id);
+            if (!empty($user)) {
+              $query = $wpdb->prepare(
+                "INSERT INTO %s (post_id, user_id, language, transcript) VALUES (%d, %d, %s, %s)",
+                $this->table, $post_id, $user_id, $language, $transcript
+              );
+              
+              return $wpdb->query($query);
+            }
           }
         }
       }
diff --git a/test/WhatDidTheySayTest.php b/test/WhatDidTheySayTest.php
index 303db78..a60b192 100644
--- a/test/WhatDidTheySayTest.php
+++ b/test/WhatDidTheySayTest.php
@@ -15,13 +15,18 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
   function testSaveTranscription() {
     wp_insert_post(array('ID' => 1)); 
 
-    $this->what->save_transcript(1, "en", "This is a transcript");
+    $what = $this->getMock('WhatDidTheySay', array('is_user_allowed_to_update'));
+    $what->expects($this->any())
+         ->method('is_user_allowed_to_update')
+         ->will($this->returnValue(true));
+
+    $what->save_transcript(1, "en", "This is a transcript");
     $this->assertEquals(array("en" => "This is a transcript"), get_post_meta(1, "provided_transcripts", true));
     
-    $this->what->save_transcript(1, "en", "this is a new transcript"); 
+    $what->save_transcript(1, "en", "this is a new transcript"); 
     $this->assertEquals(array("en" => "this is a new transcript"), get_post_meta(1, "provided_transcripts", true));
     
-    $this->what->save_transcript(1, "fr", "il s'agit d'une nouvelle transcription"); 
+    $what->save_transcript(1, "fr", "il s'agit d'une nouvelle transcription"); 
     $this->assertEquals(array("en" => "this is a new transcript", "fr" => "il s'agit d'une nouvelle transcription"), get_post_meta(1, "provided_transcripts", true));
   }
   
@@ -37,10 +42,15 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
     
     wp_insert_user(array('ID' => 1, 'first_name' => 'Test', 'last_name' => 'User'));
     wp_insert_post(array('ID' => 1));
-    
+
+    $what = $this->getMock('WhatDidTheySay', array('is_user_allowed_to_update'));
+    $what->expects($this->any())
+         ->method('is_user_allowed_to_update')
+         ->will($this->returnValue(true));
+
     $wpdb = $this->getMock('wpdb', array('get_results', 'prepare'));
     
-    $expected_query = sprintf("SELECT * FROM '%s' WHERE post_id = '%d'", $this->what->table, 1);
+    $expected_query = sprintf("SELECT * FROM '%s' WHERE post_id = '%d'", $what->table, 1);
     
     $wpdb->expects($this->once())
          ->method('prepare')
@@ -68,10 +78,10 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
           'transcript' => 'This is a transcript'
         )
       ),
-      $this->what->get_queued_transcriptions_for_post(1)
+      $what->get_queued_transcriptions_for_post(1)
     );
     
-    $this->assertFalse($this->what->get_queued_transcriptions_for_post(2));
+    $this->assertFalse($what->get_queued_transcriptions_for_post(2));
   }
   
   function providerTestAddQueuedTranscriptionToPost() {
@@ -113,6 +123,11 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
          ->method('prepare')
          ->will($this->returnValue($expected_query));    
 
+    $what = $this->getMock('WhatDidTheySay', array('is_user_allowed_to_update'));
+    $what->expects($this->any())
+         ->method('is_user_allowed_to_update')
+         ->will($this->returnValue(true));
+
     if ($expected_result === true) {
       $wpdb->expects($this->once())
            ->method('query')
@@ -120,7 +135,7 @@ class WhatDidTheySayTest extends PHPUnit_Framework_TestCase {
            ->will($this->returnValue(true));
     }
          
-    $this->assertEquals($expected_result, $this->what->add_queued_transcription_to_post(
+    $this->assertEquals($expected_result, $what->add_queued_transcription_to_post(
       1,
       array(
         'user_id' => 1,